Einstein and Eddington is a British single drama produced by Company Pictures and the BBC, in association with HBO. It featured David Tennant as British scientist Sir Arthur Stanley Eddington, and Andy Serkis as Albert Einstein. This is the story of Einstein's general theory of relativity, his relationship with Eddington and the introduction of this theory to the world, against the backdrop of the Great War and Eddington's eclipse observations.

David John Tennant is a Scottish actor. He is best known for portraying the tenth incarnation of the Doctor in the sci-fi series Doctor Who. In 2023, he returned to the show as the fourteenth incarnation. His other notable screen roles include DI Alec Hardy in the crime drama series Broadchurch (2013–2017) and its 2014 remake, Kilgrave in the superhero series Jessica Jones (2015–2019), Crowley in the fantasy series Good Omens (2019–present) and various fictionalised versions of himself in the comedy series Staged (2020–2022).